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Aptitude
General Knowledge
Verbal Reasoning
Computer Science
Interview
Aptitude
General Knowledge
Verbal Reasoning
Computer Science
Interview
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Electronics and Communication Engineering
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Materials and Components
Electrical contact materials used in switches, brushes, relay must possess
high thermal conductivity and high melting point
low thermal conductivity and low melting point
high thermal conductivity and low melting point
low thermal conductivity and high melting point
Show Answer
Correct Answer:
high thermal conductivity and high melting point
Explanation:
Heat generated at contact should be dissipated quickly and contact should not melt.
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